Class: Rake::SWIGExtensionTask

Inherits:
ExtensionTask show all
Defined in:
lib/rake/swigextensiontask.rb

Instance Attribute Summary collapse

Attributes inherited from ExtensionTask

#dir, #env, #lib_name, #link_libs, #name, #objs

Instance Method Summary collapse

Methods inherited from ExtensionTask

env, env=, #initialize

Constructor Details

This class inherits a constructor from Rake::ExtensionTask

Instance Attribute Details

#deps ⇒ Object

A Hash of interface filenames and their dependencies, i.e. files which are not built or linked, but cause the corresponding interface to be rebuild if any of them change.



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# File 'lib/rake/swigextensiontask.rb', line 36

def deps
  @deps
end

#ifaces ⇒ Object

An Array of interface filenames (Symbol or String) to build and link into the extension.



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# File 'lib/rake/swigextensiontask.rb', line 31

def ifaces
  @ifaces
end

Instance Method Details

#define_rules ⇒ Object

Add rule for generating C++ wrapper code (_wrap.cc) from SWIG interface definition (.i).



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# File 'lib/rake/swigextensiontask.rb', line 68

def define_rules
  verify_swig_version
  super
  Rake::Task.create_rule(
    /#{env[:swig_cppext]}$/ => [proc {|t| t.sub /#{env[:swig_cppext]}$/, '.'+env[:swigext] }]
  )  do |r|
    sh_cmd :swig, :swig_flags, {'-I' => :swig_includedirs}, {'-I' => :includedirs},
            '-o', r.name, r.sources
  end
end

#define_tasks ⇒ Object 



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# File 'lib/rake/swigextensiontask.rb', line 51

def define_tasks
  for iface in @ifaces
    deps = @deps[iface]
    iface = filepath(iface, :swigext)
    src = iface.sub(/\.#{env[:swigext]}$/, env[:swig_cppext])

    deps = [deps]  unless deps.kind_of? Enumerable
    if deps and deps.any?
      file src => deps.collect { |dep| filepath(dep, :swigext) } << iface
    end
    CLEAN.include src
    @objs << src.sub(/\.[^.]+$/, '.'+env[:objext])
  end
  super
end

#set_defaults ⇒ Object

Defaults:

  • lib_name: name.so

  • ifaces: name.i

  • deps: <none>

  • dir: .

  • link_libs: <none>



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# File 'lib/rake/swigextensiontask.rb', line 44

def set_defaults
  super
  @ifaces ||= [name.to_sym]
  @deps ||= Hash.new []
  @objs = []
end